Analysis
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max time kernel
136s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
04-12-2021 07:16
General
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Target
PO-0968790-TRX101-Order pdf.exe
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Size
543KB
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MD5
5b8afd62f1363ab8d023c6966d7feac7
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SHA1
a6b2db7402c6495b93288ab4e7173f8f7bd51569
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SHA256
b4601f1620b3a7149ee4a97a2d499a03c69c3c52950f8f60c3c461d334c807c2
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SHA512
4431fb3a0057686eac60f4b563c5105c13df6f88875621a3e9647e4e6b7a6e10838115aa5a20f93b577acdb77d09e35716363b2bb808276ad9e964ca424129dc
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.w2opt.com - Port:
587 - Username:
[email protected] - Password:
wTwo@2018
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PO-0968790-TRX101-Order pdf.exe"C:\Users\Admin\AppData\Local\Temp\PO-0968790-TRX101-Order pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NAitifrq.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NAitifrq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4B7C.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\PO-0968790-TRX101-Order pdf.exe"C:\Users\Admin\AppData\Local\Temp\PO-0968790-TRX101-Order pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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MD5
d5bdf244d364a26bdaf8d43635c9dbef
SHA17a2bc01d2769f721801a1ffef93be01b685ad200
SHA256aa75e352c41f39e975d28448c92cbc5a62521414a22a9a7a43dfc806274f3b17
SHA512e33db57c75cb1a4e4c95cb4bd37a6ddf050fcd1a74e72de1b22402e0b96d3108642549cdbe0c7f4d60efc88c324d7999da069a6947a1a27003636b87561a65b0
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
204KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
424KB
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Filesize
5.0MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
32KB
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Filesize
4KB
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Filesize
4KB
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Filesize
240KB
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Filesize
5.0MB
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